Brother MFC Series Service Manual page 92

■ Separated lines over the whole page
Step
1 Paper feeding correction not
aligned
2 Head inclination is not adjusted Adjust the head inclination.
3 Head calibration not performed Perform head calibration.
4 PF encoder disk stained
5 Non-discharge of ink from
head
6 PF encoder disk defective
7 Head defective
8 Main PCB defective
■ Overlapping lines at the trailing edge of the recording paper
Step
1 Paper feeding correction not
aligned
2 PF encoder disk stained
3 PF encoder disk defective
4 Main PCB defective
<User Check>
- Carry out head cleaning.
Cause
Perform paper feeding correction.
(Refer to
Adjust the AMS06.
(Refer to
(Refer to
(Refer to
Clean the PF encoder disk and flushing guide.
(Refer to
Carry out the recommended purge procedures.
Refer to "Recommended purge procedures" in
"Chapter 5, Section 1.4.26 "Purge Operation
(Maintenance mode 76)"
Replace the PF encoder disk.
Replace the Head/carriage unit.
Replace the Main PCB ASSY.
Cause
Perform paper feeding correction.
(Refer to
Adjust the AMS06.
(Refer to
Clean the PF encoder disk and flushing guide.
(Refer to
Replace the PF encoder disk.
Replace the Main PCB ASSY.
2-60
Solution
Chapter 5, Section 1.4.17)
Chapter 5, Section 1.4.32)
Chapter 4, Section 2.4)
Chapter 5, Section 1.4.2)
Chapter 3, Section 1)
Solution
Chapter 5, Section 1.4.17)
Chapter 5, Section 1.4.32)
Chapter 3, Section 1)
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